Subtract 18/70 from 54/64
54/64 - 18/70 is 657/1120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 70 is 2240
Next, find the equivalent fraction of both fractional numbers with denominator 2240 - For the 1st fraction, since 64 × 35 = 2240,
54/64 = 54 × 35/64 × 35 = 1890/2240 - Likewise, for the 2nd fraction, since 70 × 32 = 2240,
18/70 = 18 × 32/70 × 32 = 576/2240 - Subtract the two like fractions:
1890/2240 - 576/2240 = 1890 - 576/2240 = 1314/2240 - After reducing the fraction, the answer is 657/1120
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